Gas water heater draft hoods provide additional air for the combustion process gases, to be properly pulled out from the burner chamber (base of the water heater), into the water heater vent pipe and the chimney.
Mycelium is a block added in Minecraft the same time as the introduction of the Mushroom Biomes in Minecraft 1.9pre1. Mycelium can only be found and only can be found in Mushroom Biomes. Mycelium resembles dirt in that it can be broken with a shovel and it without a 'Silk Touch' enchanted tool it only drops dirt when broken. Mycelium also lets off a small particle effect the same as Bedrock.
1.The hyphae and the mycelium are parts of a fungiâs anatomy. The hypha is the building block or basic body plan of a fungus. On the other hand, mycelium refers to the collection of hyphae in a fungusâ body.n relation to the hyphae, it is the network collection or bundle of hyphae in one single place. Unlike the hyphae, the mycelia can be visible to the naked eye in the form of mold on various surfaces including damp walls and spoiled food.